Sound modifying attachment disk for loudspeakers



FIG. 1 is a perspective view of the sound modifying attachment disk for loudspeakers of my design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof; and,

FIG. 4 is a side elevational view thereof, the broken line showing of the speaker is for illustrative purposes only, and forms no part of the claimed design. 

The ornamental design of a sound modifying attachment disk for loudspeakers, as shown and described. 